The eighteenth letter of the Classical and Modern Greek alphabets, the twentieth letter of Old and Ancient.
sigma in 30 Seconds
- (noun) The eighteenth letter of the Classical and Modern Greek alphabets, the twentieth letter of Old and Ancient.
- (noun) The symbol Σ, used to indicate summation of a set or series.
- (noun) The symbol σ, used to indicate one standard deviation from the mean, particularly in a normal distribution.
Meanings
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1
noun The eighteenth letter of the Classical and Modern Greek alphabets, the twentieth letter of Old and Ancient.
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2
noun The symbol Σ, used to indicate summation of a set or series.
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3
noun The symbol σ, used to indicate one standard deviation from the mean, particularly in a normal distribution.
Summary
The eighteenth letter of the Classical and Modern Greek alphabets, the twentieth letter of Old and Ancient.
- (noun) The eighteenth letter of the Classical and Modern Greek alphabets, the twentieth letter of Old and Ancient.
- (noun) The symbol Σ, used to indicate summation of a set or series.
- (noun) The symbol σ, used to indicate one standard deviation from the mean, particularly in a normal distribution.
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